Home / 192,269.28-288,214.38-67,522.80

Finding the Fourth Proportional to 192,269.28, 288,214.38 and 67,522.80

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Solution

The fourth proportional to 192,269.28, 288,214.38 and 67,522.80 is: 101,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,269.28 : 288,214.38 = 67,522.80 : x
  2. Step 2: Convert to fraction form
    192,269.28/288,214.38 = 67,522.80/x
  3. Step 3: Cross multiply
    192,269.28x = 288,214.38 × 67,522.80
  4. Step 4: Simplify right side
    192,269.28x = 19,461,041,937.86
  5. Step 5: Solve for x
    x = 19,461,041,937.86/192,269.28
  6. Step 6: Final answer
    x = 101,217.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.